21141830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{91921}}^1$

素因数の和:91951

約数の個数: 16

約数和(自身を含む): 39710304

約数和(自身を除く): 18568474

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 91921, 183842, 459605, 919210, 2114183, 4228366, 10570915, 21141830]

約数ペア:

[(1, 21141830), (2, 10570915), (5, 4228366), (10, 2114183), (23, 919210), (46, 459605), (115, 183842), (230, 91921)]